Survex 1.2.17 fails to compile on Fedora 21

[Olly Betts]

On Mon, Mar 02, 2015 at 09:36:14AM +0000, Olly Betts wrote:
> OK, this change should fix that:
> 
> http://trac.survex.com/changeset/d7ee3286eb62f48f485748b6bbae40a546833637/git

I kicked off a full build under wx2.8 and there are a few more changes
needed:

http://trac.survex.com/changeset/7b9b7009b50a5f3262929951c283cb80642eff2c/git

Cheers,
    Olly